
25
INSTALLATION MANUAL---Information for the installer
TIGHTENING TORQUE FOR PROTECTION CAPS AND FLANGE CONNECTION
PIPE
1/4
( 6.35)
3/8
(
9.52)
1/2
(
12.7)
5/8
(
16)
TIGHTENING TORQUE
[N x m]
TIGHTENING TORQUE
[N x m]
CORRESPONDING STRESS
(using a 20 cm wrench)
15 - 20
31 - 35
35 - 45
75 - 80
Service port nut
Protection caps
7 - 9
25 - 30
wrist strength
arm strength
arm strength
arm strength
MODEL capacity (Btu/h)
9K
12K
18K
24K
Liquid pipe diameter
Gas pipe diameter
Lengh of pipe with standard charge
Maximum distance between indoor and outdoor unit
Max. diff. in level between indoor and outdoor unit
Type of refrigerant
1/4
( 6.35)
1/4
( 6.35)
1/4
( 6.35)
3/8
(
9.52)
3/8
(
9.52)
3/8
(
9.52)
1/4
(
6.35)
1/2
(
12.7)
7.5m / 25ft
15m / 49ft
20g/m
5m / 16ft
North American INVERTER TYPE
Additional refrigerant charge
R410A
R410A
R410A
R410A
36K
5/8
(
15.88)
R410A
1/4
(
6.35)
0.22oz/ft
7.5m / 25ft
15m / 49ft
20g/m
5m / 16ft
0.22oz/ft
7.5m / 25ft
15m / 49ft
20g/m
5m / 16ft
0.22oz/ft
7.5m / 25ft
15m / 49ft
20g/m
5m / 16ft
0.22oz/ft
7.5m / 25ft
15m / 49ft
30g/m
5m / 16ft
0.32oz/ft
Summary of Contents for 19 SEER Series
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